| 11486603  | Systems, devices, and/or methods for managing condensate | Sep 16, 21 | Nov 01, 22 | Not available | 
| 11460152  | Steam trap and valve assembly station | Nov 30, 20 | Oct 04, 22 | Armstrong International Inc. | 
| 11391413  | Steam trap | Nov 07, 19 | Jul 19, 22 | TSK CO., LTD. | 
| 11231203  | Systems, devices, and/or methods for managing condensate | Feb 23, 21 | Jan 25, 22 | Not available | 
| 11073239  | Thermostatic steam trap | Jan 31, 17 | Jul 27, 21 | Velan Inc. | 
| 10837600  | Condensate drain apparatus | Jan 27, 17 | Nov 17, 20 | Spirax-Sarco Limited | 
| 10605408  | Steam trap monitoring system, pipe collection device, and steam trap unit | Jul 28, 15 | Mar 31, 20 | TLV Co., Ltd. | 
| 10221996  | Steam trap, aseptic double seated valve, method of operating the steam trap, and filling plant | Mar 02, 17 | Mar 05, 19 | EVOGUARD GMBH | 
| 7693591  | HVAC zone control panel with checkout utility | Nov 30, 06 | Apr 06, 10 | HONEYWELL INTERNATIONAL INC. | 
| 7578967  | Steam collapsing apparatus and system | Feb 25, 03 | Aug 25, 09 | Continental Equipment Company, Inc. | 
| 6255934  | Bistable actuation device | Jul 29, 99 | Jul 03, 01 | ELTEK S.P.A. |